我有一个模板songs.html
,其中包含一个子模板addToPlaylist.html
。我需要歌曲的标题,这是要添加到播放列表动态。
下面是songs.html
的代码,其中包括addToPlaylist.html
{% for song in songs %}
<div class="col-16 col-sm-4 col-md-3 col-lg-2 single-album-item">
<div class="single-album">
<img src="{{MEDIA_URL}}{{song.image.url}}" alt="">
<div class="album-info">
<a href="{% url 'playSong' 'song' song.tittle %} ">
<h5>{{song.tittle}}</h5>
</a>
<p>{{song.album}}</p>
{% include "songs/addToPlaylist.html" with song_to_add=song.tittle %}
<a data-toggle="modal" href="#addToPlaylist" style="color: dimgrey; font-size: small;">Add to Playlist</a>
</div>
</div>
</div>
{% endfor %}
这是addToPlaylist.html
的代码
<div class="form-group" style="width: 100%;">
<ul class="list-group list-group-flush" style="width: 100%;">
{% for playlist in playlists %}
<li class="list-group-item"><a href="{% url 'addToPlaylist' playlist.name song_to_add %}">{{playlist.name}}</a></li>
{% endfor %}
</ul>
</div>
但是,将动态值赋值给song_to_add
不起作用。变量不会传递给子模板
这是传递播放列表值的views.py
代码
if request.user.is_authenticated:
playlists = Playlist.objects.filter()
songs = Song.objects.all()
return render(request, "songs\\songs.html", {'songs': songs, 'playlists':playlists,})
这是我的Song
模型
class Song(models.Model):
GENRES = [
('Rock','Rock'),
('Hip Hop','Hip Hop'),
('Blues', 'blues'),
('Heavy Metal', 'Heavy Metal'),
('Classical', 'Classical'),
('Funk', 'Funk')]
tittle = models.CharField(max_length=255)
album = models.CharField(max_length=255, null = True, blank = True)
genre = models.CharField(max_length = 30, choices=GENRES)
image = models.ImageField(upload_to='images/', blank = True , null = True)
songFile = models.FileField(upload_to='musics/', help_text=("Allowed type - .mp3, .wav, .ogg"))
uploaded_at = models.DateTimeField(auto_now_add=True)
而且,我试过了
你的
<h5>{{song.tittle}}</h5>
怎么样?如果您剪切了错误代码,它是否显示正常? 我认为您的{{song.tittle}}
返回空字符串或无,必须将其重写为{{song.title}}
如果不是你的答案,请出示你的歌曲型号代码
我通过将子模板
modal form
放在父模板文件中并为模式表单分配唯一id来解决问题。通过这种方式,我能够为每首歌唯一地调用addToPlaylist
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